Study Pack

Encyclopedia Articles (7)

Circulatory System
Every living organism on Earth, from amoebas to redwoods to whales, has a circulatory system—a means of gathering and transporting nutrients and collecting and removing waste...
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The Cardiovascular System
The cardiovascular system and the lymphatic system form what is collectively called the circulatory system. Together, these systems transport oxygen, nutrients, cell was...
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Circulatory System
The human circulatory system is termed the cardiovascular system, from the Greek word kardia, meaning heart, and the Latin vasculum, meaning small vessel. The basic components of th...
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Blood Circulation
The heart and blood have been recognized since earliest times as vital elements of life, but the way in which they function was not understood until William Harvey's discovery of the...
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Circulatory System
Andrea Cesalpino, working in the fourteenth century, was one of the first scientists to use the term "circulation," and to discuss the concept of a closed circulatory system. Willia...
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Cardiovascular System
The human circulatory system is termed the cardiovascular system, from the Greek word kardia, meaning heart, and the Latin vasculum, meaning small vessel. The basic components of...
Read more

Blood Circulation
The heart and blood have been recognized since earliest times as vital elements of life, but the way in which they function was not understood until William Harvey's discovery of the...
Read more